Filter housing



FIG. 1 is an elevated perspective view of the filter housing;

FIG. 2 is a top view of the filter housing;

FIG. 3 is a back view of the filter housing;

FIG. 4 is a right side view of the filter housing;

FIG. 5 is a front view of the filter housing;

FIG. 6 is a left side view of the filter housing; and,

FIG. 7 is a bottom view of the filter housing. 

The ornamental design for a filter housing, substantially as shown and described. 